Marikainen, Tekka
Current rating: 1536
Record: 4-2-1
| Grand Prix Helsinki 2000 (INV limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 79 | Von Zweigbergk, Martin (1500) | Won 2-0 | +181518 |
| 2sealed | 32 | Tuomi, Antero (1518) | Won 2-1 | +181536 |
| 3sealed | 7 | Aku, Kalajo (1537) | Won 2-1 | +181554 |
| 4sealed | 40 | Braga, Alexandre (1554) | Won 2-1 | +181572 |
| 5sealed | 18 | Kosicka, Tomas (1484) | Lost 0-2 | -201552 |
| 6sealed | 24 | Kalliomaki, Kalle (1522) | Draw 0-0 | 01552 |
| 7sealed | 28 | Osterberg, Rickard (1666) | Lost 0-2 | -161536 |
| average opponent: 1540record: 4-2-1 | new rating: 1536 | |||